diff options
Diffstat (limited to 'llvm/lib/ExecutionEngine/Orc')
| -rw-r--r-- | llvm/lib/ExecutionEngine/Orc/JITTargetMachineBuilder.cpp | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/llvm/lib/ExecutionEngine/Orc/JITTargetMachineBuilder.cpp b/llvm/lib/ExecutionEngine/Orc/JITTargetMachineBuilder.cpp index df23547a9de..359ef99472a 100644 --- a/llvm/lib/ExecutionEngine/Orc/JITTargetMachineBuilder.cpp +++ b/llvm/lib/ExecutionEngine/Orc/JITTargetMachineBuilder.cpp @@ -22,7 +22,21 @@ JITTargetMachineBuilder::JITTargetMachineBuilder(Triple TT) Expected<JITTargetMachineBuilder> JITTargetMachineBuilder::detectHost() { // FIXME: getProcessTriple is bogus. It returns the host LLVM was compiled on, // rather than a valid triple for the current process. - return JITTargetMachineBuilder(Triple(sys::getProcessTriple())); + JITTargetMachineBuilder TMBuilder((Triple(sys::getProcessTriple()))); + + // Retrieve host CPU name and sub-target features and add them to builder. + // Relocation model, code model and codegen opt level are kept to default + // values. + llvm::SubtargetFeatures SubtargetFeatures; + llvm::StringMap<bool> FeatureMap; + llvm::sys::getHostCPUFeatures(FeatureMap); + for (auto &Feature : FeatureMap) + SubtargetFeatures.AddFeature(Feature.first(), Feature.second); + + TMBuilder.setCPU(llvm::sys::getHostCPUName()); + TMBuilder.addFeatures(SubtargetFeatures.getFeatures()); + + return TMBuilder; } Expected<std::unique_ptr<TargetMachine>> |
